Hydrogen bond distances (Å) and angles (°) of complexes 1 and 2a.
| Complex | D–H⋯A | D–H | H⋯A | D⋯A | ∠D–H⋯A |
|---|---|---|---|---|---|
| 1 | N(1)–H(1N)–S(2)a | 0.96(3) | 2.85(3) | 3.787(3) | 165(3) |
| N(1)–H(2N)–S(1)a | 0.76(4) | 2.87(4) | 3.551(4) | 151(4) | |
| 2 | N(2)–H(2)–Cl(1)b | 0.9800 | 2.48(5) | 3.391(5) | 154(1) |
| N(1)–H(2N)–N(6)c | 0.91(8) | 2.21(8) | 3.062(9) | 155(7) |
D = donor; H = hydrogen; A = acceptor. Symmetry transformations: a = 1/2 − x,1/2 + y,3/2 − z; b = 1 − x,1 − y,−z and c = 3/2 − x,−1/2 + y,1/2 − z.